/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
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** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QT_NO_IM

#include "qcoefepinputcontext_p.h"
#include <qapplication.h>
#include <qtextformat.h>
#include <qgraphicsview.h>
#include <qgraphicsscene.h>
#include <qgraphicswidget.h>
#include <qsymbianevent.h>
#include <qlayout.h>
#include <qdesktopwidget.h>
#include <private/qcore_symbian_p.h>

#include <fepitfr.h>
#include <hal.h>
#include <e32property.h>

#include <limits.h>

#include <eikccpu.h>
#include <aknedsts.h>
#include <coeinput.h>
#include <w32std.h>
#include <akndiscreetpopup.h>

#include <qtextedit.h>
#include <qplaintextedit.h>
#include <qlineedit.h>
#include <qclipboard.h>
#include <qvalidator.h>
#include <qgraphicsproxywidget.h>
#include <qgraphicsitem.h>

// You only find these enumerations on SDK 5 onwards, so we need to provide our own
// to remain compatible with older releases. They won't be called by pre-5.0 SDKs.

// MAknEdStateObserver::EAknCursorPositionChanged
#define QT_EAknCursorPositionChanged MAknEdStateObserver::EAknEdwinStateEvent(6)
// MAknEdStateObserver::EAknActivatePenInputRequest
#define QT_EAknActivatePenInputRequest MAknEdStateObserver::EAknEdwinStateEvent(7)
// MAknEdStateObserver::EAknClosePenInputRequest
#define QT_EAknClosePenInputRequest MAknEdStateObserver::EAknEdwinStateEvent(10)

// EAknEditorFlagSelectionVisible is only valid from 3.2 onwards.
// Sym^3 AVKON FEP manager expects that this flag is used for FEP-aware editors
// that support text selection.
#define QT_EAknEditorFlagSelectionVisible 0x100000

// EAknEditorFlagEnablePartialScreen is only valid from Sym^3 onwards.
#define QT_EAknEditorFlagEnablePartialScreen 0x200000

// Properties to detect VKB status from AknFepInternalPSKeys.h
#define QT_EPSUidAknFep 0x100056de
#define QT_EAknFepTouchInputActive 0x00000004

// For compatibility with older Symbian^3 environments, which do not have this define yet.
#ifndef R_AVKON_DISCREET_POPUP_TEXT_COPIED
#define R_AVKON_DISCREET_POPUP_TEXT_COPIED 0x8cc0227
#endif

_LIT(KAvkonResourceFile, "z:\\resource\\avkon.rsc" );

QT_BEGIN_NAMESPACE

static QWidget* getFocusedChild(const QList<QObject*>& objectList)
{
    for (int j = 0; j < objectList.count(); j++) {
        if (QWidget* ow = qobject_cast<QWidget *>(objectList[j])) {
            if (ow->hasFocus()) {
                return ow;
            } else {
                if (QWidget* rw = getFocusedChild(ow->children()))
                    return rw;
            }
        }
    }
    return 0;
}

// A generic method for invoking "cut", "copy", and "paste" slots on editor
// All supported editors are expected to have these.
static bool ccpuInvokeSlot(QObject *obj, QObject *focusObject, const char *member)
{
    QObject *invokeTarget = obj;
    if (focusObject)
        invokeTarget = focusObject;

    return QMetaObject::invokeMethod(invokeTarget, member, Qt::DirectConnection);
}

// focusObject is used to return a pointer to focused graphics object, if any
static QWidget *getQWidgetFromQGraphicsView(QWidget *widget, QObject **focusObject = 0)
{
    if (focusObject)
        *focusObject = 0;

    if (!widget)
        return 0;

    if (QGraphicsView* qgv = qobject_cast<QGraphicsView *>(widget)) {
        QGraphicsItem *focusItem = 0;
        if (qgv->scene())
            focusItem = qgv->scene()->focusItem();
        if (focusItem) {
            if (focusObject)
                *focusObject = focusItem->toGraphicsObject();
            if (QGraphicsProxyWidget* const qgpw = qgraphicsitem_cast<QGraphicsProxyWidget* const>(focusItem)) {
                if (QWidget* w = qgpw->widget()) {
                    if (w->layout()) {
                        if (QWidget* rw = getFocusedChild(w->children()))
                            return rw;
                    } else {
                        return w;
                    }
                }
            }
        }
    }
    return widget;
}

QCoeFepInputMaskHandler::QCoeFepInputMaskHandler(const QString &mask)
{
    QString inputMask;
    int delimiter = mask.indexOf(QLatin1Char(';'));
    if (mask.isEmpty() || delimiter == 0)
        return;

    if (delimiter == -1) {
        m_blank = QLatin1Char(' ');
        inputMask = mask;
    } else {
        inputMask = mask.left(delimiter);
        m_blank = (delimiter + 1 < mask.length()) ? mask[delimiter + 1] : QLatin1Char(' ');
    }

    // Calculate m_maxLength / m_maskData length
    m_maxLength = 0;
    QChar c = 0;
    for (int i = 0; i < inputMask.length(); i++) {
        c = inputMask.at(i);
        if (i > 0 && inputMask.at(i - 1) == QLatin1Char('\\')) {
            m_maxLength++;
            continue;
        }
        if (c != QLatin1Char('\\') && c != QLatin1Char('!')
            && c != QLatin1Char('<') && c != QLatin1Char('>')
            && c != QLatin1Char('{') && c != QLatin1Char('}')
            && c != QLatin1Char('[') && c != QLatin1Char(']')) {
            m_maxLength++;
        }
    }

    m_maskData = new MaskInputData[m_maxLength];

    MaskInputData::Casemode m = MaskInputData::NoCaseMode;
    c = 0;
    bool s = false;
    bool escape = false;
    int index = 0;
    for (int i = 0; i < inputMask.length(); i++) {
        c = inputMask.at(i);
        if (escape) {
            s = true;
            m_maskData[index].maskChar = c;
            m_maskData[index].separator = s;
            m_maskData[index].caseMode = m;
            index++;
            escape = false;
        } else if (c == QLatin1Char('<')) {
            m = MaskInputData::Lower;
        } else if (c == QLatin1Char('>')) {
            m = MaskInputData::Upper;
        } else if (c == QLatin1Char('!')) {
            m = MaskInputData::NoCaseMode;
        } else if (c != QLatin1Char('{') && c != QLatin1Char('}') && c != QLatin1Char('[') && c != QLatin1Char(']')) {
            switch (c.unicode()) {
            case 'A':
            case 'a':
            case 'N':
            case 'n':
            case 'X':
            case 'x':
            case '9':
            case '0':
            case 'D':
            case 'd':
            case '#':
            case 'H':
            case 'h':
            case 'B':
            case 'b':
                s = false;
                break;
            case '\\':
                escape = true;
                break;
            default:
                s = true;
                break;
            }

            if (!escape) {
                m_maskData[index].maskChar = c;
                m_maskData[index].separator = s;
                m_maskData[index].caseMode = m;
                index++;
            }
        }
    }
}

QCoeFepInputMaskHandler::~QCoeFepInputMaskHandler()
{
    if (m_maskData)
        delete[] m_maskData;
}

bool QCoeFepInputMaskHandler::canPasteClipboard(const QString &text)
{
    if (!m_maskData)
        return true;

    if (text.length() > m_maxLength)
        return false;
    int limit = qMin(m_maxLength, text.length());
    for (int i = 0; i < limit; ++i) {
        if (m_maskData[i].separator) {
            if (text.at(i) != m_maskData[i].maskChar)
                return false;
        } else {
            if (!isValidInput(text.at(i), m_maskData[i].maskChar))
                return false;
        }
    }
    return true;
}

bool QCoeFepInputMaskHandler::isValidInput(QChar key, QChar mask) const
{
    switch (mask.unicode()) {
    case 'A':
        if (key.isLetter())
            return true;
        break;
    case 'a':
        if (key.isLetter() || key == m_blank)
            return true;
        break;
    case 'N':
        if (key.isLetterOrNumber())
            return true;
        break;
    case 'n':
        if (key.isLetterOrNumber() || key == m_blank)
            return true;
        break;
    case 'X':
        if (key.isPrint())
            return true;
        break;
    case 'x':
        if (key.isPrint() || key == m_blank)
            return true;
        break;
    case '9':
        if (key.isNumber())
            return true;
        break;
    case '0':
        if (key.isNumber() || key == m_blank)
            return true;
        break;
    case 'D':
        if (key.isNumber() && key.digitValue() > 0)
            return true;
        break;
    case 'd':
        if ((key.isNumber() && key.digitValue() > 0) || key == m_blank)
            return true;
        break;
    case '#':
        if (key.isNumber() || key == QLatin1Char('+') || key == QLatin1Char('-') || key == m_blank)
            return true;
        break;
    case 'B':
        if (key == QLatin1Char('0') || key == QLatin1Char('1'))
            return true;
        break;
    case 'b':
        if (key == QLatin1Char('0') || key == QLatin1Char('1') || key == m_blank)
            return true;
        break;
    case 'H':
        if (key.isNumber() || (key >= QLatin1Char('a') && key <= QLatin1Char('f')) || (key >= QLatin1Char('A') && key <= QLatin1Char('F')))
            return true;
        break;
    case 'h':
        if (key.isNumber() || (key >= QLatin1Char('a') && key <= QLatin1Char('f')) || (key >= QLatin1Char('A') && key <= QLatin1Char('F')) || key == m_blank)
            return true;
        break;
    default:
        break;
    }
    return false;
}

Q_GUI_EXPORT void qt_s60_setPartialScreenInputMode(bool enable)
{
    S60->partial_keyboard = enable;

    QApplication::setAttribute(Qt::AA_S60DisablePartialScreenInputMode, !S60->partial_keyboard);

    QInputContext *ic = 0;
    if (QApplication::focusWidget()) {
        ic = QApplication::focusWidget()->inputContext();
    } else if (qApp && qApp->inputContext()) {
        ic = qApp->inputContext();
    }
    if (ic)
        ic->update();
}

Q_GUI_EXPORT void qt_s60_setPartialScreenAutomaticTranslation(bool enable)
{
    S60->partial_keyboardAutoTranslation = enable;
}

Q_GUI_EXPORT void qt_s60_setEditorFlags(int flags)
{
    S60->editorFlags |= flags;
}

QCoeFepInputContext::QCoeFepInputContext(QObject *parent)
    : QInputContext(parent),
      m_fepState(q_check_ptr(new CAknEdwinState)),		// CBase derived object needs check on new
      m_lastImHints(Qt::ImhNone),
      m_textCapabilities(TCoeInputCapabilities::EAllText),
      m_inDestruction(false),
      m_pendingInputCapabilitiesChanged(false),
      m_pendingTransactionCancel(false),
      m_cursorVisibility(1),
      m_inlinePosition(0),
      m_formatRetriever(0),
      m_pointerHandler(0),
      m_hasTempPreeditString(false),
      m_cachedCursorAndAnchorPosition(-1),
      m_splitViewResizeBy(0),
      m_splitViewPreviousWindowStates(Qt::WindowNoState),
      m_splitViewPreviousFocusItem(0),
      m_ccpu(0)
{
    m_fepState->SetObjectProvider(this);
    int defaultFlags = EAknEditorFlagDefault;
    if (QSysInfo::s60Version() > QSysInfo::SV_S60_5_0) {
        if (isPartialKeyboardSupported()) {
            defaultFlags |= QT_EAknEditorFlagEnablePartialScreen;
        }
        defaultFlags |= QT_EAknEditorFlagSelectionVisible;
    }
    m_fepState->SetFlags(defaultFlags);
    m_fepState->SetDefaultInputMode( EAknEditorTextInputMode );
    m_fepState->SetPermittedInputModes( EAknEditorAllInputModes );
    m_fepState->SetDefaultCase( EAknEditorTextCase );
    m_fepState->SetPermittedCases( EAknEditorAllCaseModes );
    m_fepState->SetSpecialCharacterTableResourceId(R_AVKON_SPECIAL_CHARACTER_TABLE_DIALOG);
    m_fepState->SetNumericKeymap(EAknEditorAlphanumericNumberModeKeymap);
    enableSymbianCcpuSupport();

    //adding softkeys
    QString copyLabel = QLatin1String("Copy");
    QString pasteLabel = QLatin1String("Paste");
    TRAP_IGNORE(
        CEikonEnv* coe = CEikonEnv::Static();
        if (coe) {
            HBufC* copyBuf = coe->AllocReadResourceLC(R_TEXT_SOFTKEY_COPY);
            copyLabel = qt_TDesC2QString(*copyBuf);
            CleanupStack::PopAndDestroy(copyBuf);
            HBufC* pasteBuf = coe->AllocReadResourceLC(R_TEXT_SOFTKEY_PASTE);
            pasteLabel = qt_TDesC2QString(*pasteBuf);
            CleanupStack::PopAndDestroy(pasteBuf);
        }
    )

    m_copyAction = new QAction(copyLabel, QApplication::desktop());
    m_pasteAction = new QAction(pasteLabel, QApplication::desktop());
    m_copyAction->setSoftKeyRole(QAction::PositiveSoftKey);
    m_pasteAction->setSoftKeyRole(QAction::NegativeSoftKey);
    connect(m_copyAction, SIGNAL(triggered()), this, SLOT(copy()));
    connect(m_pasteAction, SIGNAL(triggered()), this, SLOT(paste()));
}

QCoeFepInputContext::~QCoeFepInputContext()
{
    m_inDestruction = true;

    // This is to make sure that the FEP manager "forgets" about us,
    // otherwise we may get callbacks even after we're destroyed.
    // The call below is essentially equivalent to InputCapabilitiesChanged(),
    // but is synchronous, rather than asynchronous.
    CCoeEnv::Static()->SyncNotifyFocusObserversOfChangeInFocus();

    delete m_fepState;
    delete m_ccpu;
}

void QCoeFepInputContext::reset()
{
    Qt::InputMethodHints currentHints = Qt::ImhNone;
    if (focusWidget()) {
        QWidget *proxy = focusWidget()->focusProxy();
        currentHints = proxy ? proxy->inputMethodHints() : focusWidget()->inputMethodHints();
    }
    // Store a copy of preedit text, if prediction is active and input context is reseted.
    // This is to ensure that we can replace preedit string after losing focus to FEP manager's
    // internal sub-windows. Additionally, store the cursor position if there is no selected text.
    // This allows input context to replace preedit strings if they are not at the end of current
    // text.
    if (m_cachedPreeditString.isEmpty() && !(currentHints & Qt::ImhNoPredictiveText)) {
        m_cachedPreeditString = m_preeditString;
        if (focusWidget() && !m_cachedPreeditString.isEmpty()) {
            int cursor = focusWidget()->inputMethodQuery(Qt::ImCursorPosition).toInt();
            int anchor = focusWidget()->inputMethodQuery(Qt::ImAnchorPosition).toInt();
            if (cursor == anchor)
                m_cachedCursorAndAnchorPosition = cursor;
        }
    }
    commitCurrentString(true);

    // QGraphicsScene calls reset() when changing focus item. Unfortunately, the new focus item is
    // set right after resetting the input context. Therefore, asynchronously call ensureWidgetVisibility().
    if (S60->splitViewLastWidget)
        QMetaObject::invokeMethod(this,"ensureWidgetVisibility", Qt::QueuedConnection);
}

void QCoeFepInputContext::ReportAknEdStateEvent(MAknEdStateObserver::EAknEdwinStateEvent aEventType)
{
    QT_TRAP_THROWING(m_fepState->ReportAknEdStateEventL(aEventType));
}

void QCoeFepInputContext::update()
{
    updateHints(false);

    // For pre-5.0 SDKs, we don't do text updates on S60 side.
    if (QSysInfo::s60Version() < QSysInfo::SV_S60_5_0) {
        return;
    }

    // Don't be fooled (as I was) by the name of this enumeration.
    // What it really does is tell the virtual keyboard UI that the text has been
    // updated and it should be reflected in the internal display of the VK.
    ReportAknEdStateEvent(QT_EAknCursorPositionChanged);
}

void QCoeFepInputContext::setFocusWidget(QWidget *w)
{
    commitCurrentString(true);

    QInputContext::setFocusWidget(w);

    updateHints(true);
    if (w) {
        // Store last focused widget and object. Needed when Menu is Opened
        QObject *focusObject = 0;
        m_lastFocusedEditor = getQWidgetFromQGraphicsView(focusWidget(),
            &focusObject);
        m_lastFocusedObject = focusObject; // Can be null
        Q_ASSERT(m_lastFocusedEditor);
    }
}

void QCoeFepInputContext::widgetDestroyed(QWidget *w)
{
    m_cachedPreeditString.clear();
    m_cachedCursorAndAnchorPosition = -1;

    // Make sure that the input capabilities of whatever new widget got focused are queried.
    CCoeControl *ctrl = w->effectiveWinId();
    if (ctrl->IsFocused()) {
        queueInputCapabilitiesChanged();
    }
}

QString QCoeFepInputContext::language()
{
    TLanguage lang = m_fepState->LocalLanguage();
    const QByteArray localeName = qt_symbianLocaleName(lang);
    if (!localeName.isEmpty()) {
        return QString::fromLatin1(localeName);
    } else {
        return QString::fromLatin1("C");
    }
}

bool QCoeFepInputContext::needsInputPanel()
{
    switch (QSysInfo::s60Version()) {
    case QSysInfo::SV_S60_3_1:
    case QSysInfo::SV_S60_3_2:
        // There are no touch phones for pre-5.0 SDKs.
        return false;
#ifdef Q_CC_NOKIAX86
    default:
        // For emulator we assume that we need an input panel, since we can't
        // separate between phone types.
        return true;
#else
    case QSysInfo::SV_S60_5_0: {
        // For SDK == 5.0, we need phone specific detection, since the HAL API
        // is no good on most phones. However, all phones at the time of writing use the
        // input panel, except N97 in landscape mode, but in this mode it refuses to bring
        // up the panel anyway, so we don't have to care.
        return true;
    }
    default:
        // For unknown/newer types, we try to use the HAL API.
        int keyboardEnabled;
        int keyboardType;
        int err[2];
        err[0] = HAL::Get(HAL::EKeyboard, keyboardType);
        err[1] = HAL::Get(HAL::EKeyboardState, keyboardEnabled);
        if (err[0] == KErrNone && err[1] == KErrNone
                && keyboardType != 0 && keyboardEnabled)
            // Means that we have some sort of keyboard.
            return false;

        // Fall back to using the input panel.
        return true;
#endif // !Q_CC_NOKIAX86
    }
}

bool QCoeFepInputContext::filterEvent(const QEvent *event)
{
    if (!focusWidget())
        return false;

    switch (event->type()) {
    case QEvent::KeyPress:
        commitTemporaryPreeditString();
        // fall through intended
    case QEvent::KeyRelease:
        const QKeyEvent *keyEvent = static_cast<const QKeyEvent *>(event);
        //If proxy exists, always use hints from proxy.
        QWidget *proxy = focusWidget()->focusProxy();
        Qt::InputMethodHints currentHints = proxy ? proxy->inputMethodHints() : focusWidget()->inputMethodHints();

        switch (keyEvent->key()) {
        case Qt::Key_F20:
            Q_ASSERT(m_lastImHints == currentHints);
            if (m_lastImHints & Qt::ImhHiddenText) {
                // Special case in Symbian. On editors with secret text, F20 is for some reason
                // considered to be a backspace.
                QKeyEvent modifiedEvent(keyEvent->type(), Qt::Key_Backspace, keyEvent->modifiers(),
                        keyEvent->text(), keyEvent->isAutoRepeat(), keyEvent->count());
                QApplication::sendEvent(focusWidget(), &modifiedEvent);
                return true;
            }
            break;
        case Qt::Key_Select:
            if (!m_preeditString.isEmpty()) {
                commitCurrentString(true);
                return true;
            }
            break;
        default:
            break;
        }

        QString widgetText = focusWidget()->inputMethodQuery(Qt::ImSurroundingText).toString();
        bool validLength;
        int maxLength = focusWidget()->inputMethodQuery(Qt::ImMaximumTextLength).toInt(&validLength);
        if (!keyEvent->text().isEmpty() && validLength
                && widgetText.size() + m_preeditString.size() >= maxLength) {
            // Don't send key events with string content if the widget is "full".
            return true;
        }

        if (keyEvent->type() == QEvent::KeyPress
            && currentHints & Qt::ImhHiddenText
            && !keyEvent->text().isEmpty()) {
            // Send some temporary preedit text in order to make text visible for a moment.
            m_preeditString = keyEvent->text();
            QList<QInputMethodEvent::Attribute> attributes;
            QInputMethodEvent imEvent(m_preeditString, attributes);
            sendEvent(imEvent);
            m_tempPreeditStringTimeout.start(1000, this);
            m_hasTempPreeditString = true;
            update();
            return true;
        }
        break;
    }

    if (!needsInputPanel())
        return false;

    if ((event->type() == QEvent::CloseSoftwareInputPanel)
        && (QSysInfo::s60Version() > QSysInfo::SV_S60_5_0)) {
        m_fepState->ReportAknEdStateEventL(QT_EAknClosePenInputRequest);
        return false;
    }

    if (event->type() == QEvent::RequestSoftwareInputPanel) {
        // Only request virtual keyboard if it is not yet active or if this is the first time
        // panel is requested for this application.
        static bool firstTime = true;
        int vkbActive = 0;

        if (firstTime) {
            // Sometimes the global QT_EAknFepTouchInputActive value can be left incorrect at
            // application exit if the application is exited when input panel is active.
            // Therefore we always want to open the panel the first time application requests it.
            firstTime = false;
        } else {
            const TUid KPSUidAknFep = {QT_EPSUidAknFep};
            // No need to check for return value, as vkbActive stays zero in that case
            RProperty::Get(KPSUidAknFep, QT_EAknFepTouchInputActive, vkbActive);
        }

        if (!vkbActive) {
            // Notify S60 that we want the virtual keyboard to show up.
            QSymbianControl *sControl;
            sControl = focusWidget()->effectiveWinId()->MopGetObject(sControl);
            Q_ASSERT(sControl);

            // Store last focused widget and object in case of fullscreen VKB
            QObject *focusObject = 0;
            m_lastFocusedEditor = getQWidgetFromQGraphicsView(focusWidget(), &focusObject);
            m_lastFocusedObject = focusObject; // Can be null
            Q_ASSERT(m_lastFocusedEditor);

            // The FEP UI temporarily steals focus when it shows up the first time, causing
            // all sorts of weird effects on the focused widgets. Since it will immediately give
            // back focus to us, we temporarily disable focus handling until the job's done.
            if (sControl) {
                sControl->setIgnoreFocusChanged(true);
            }

            ensureInputCapabilitiesChanged();
            m_fepState->ReportAknEdStateEventL(MAknEdStateObserver::QT_EAknActivatePenInputRequest);

            if (sControl) {
                sControl->setIgnoreFocusChanged(false);
            }
        }
    }

    return false;
}

bool QCoeFepInputContext::symbianFilterEvent(QWidget *keyWidget, const QSymbianEvent *event)
{
    Q_UNUSED(keyWidget);
    if (event->type() == QSymbianEvent::WindowServerEvent) {
        const TWsEvent* wsEvent = event->windowServerEvent();
        TInt eventType = 0;
        if (wsEvent)
            eventType = wsEvent->Type();

        if (eventType == EEventKey) {
            TKeyEvent* keyEvent = wsEvent->Key();
            if (keyEvent) {
                switch (keyEvent->iScanCode) {
                case EEikCmdEditCopy:
                    CcpuCopyL();
                    break;
                case EEikCmdEditCut:
                    CcpuCutL();
                    break;
                case EEikCmdEditPaste:
                    CcpuPasteL();
                    break;
                case EStdKeyF21:
                    changeCBA(true);
                    break;
                default:
                    break;
                }
                switch (keyEvent->iCode) {
                case EKeyLeftArrow:
                case EKeyRightArrow:
                case EKeyUpArrow:
                case EKeyDownArrow:
                    if (CcpuCanCopy() && ((keyEvent->iModifiers & EModifierShift) == EModifierShift))
                        changeCBA(true);
                    break;
                default:
                    break;
                }
            }
        } else if (eventType == EEventKeyUp) {
            if (wsEvent->Key() && wsEvent->Key()->iScanCode == EStdKeyLeftShift)
               changeCBA(false);
        } else if (eventType == EEventWindowVisibilityChanged && S60->splitViewLastWidget) {
            QGraphicsView *gv = qobject_cast<QGraphicsView*>(S60->splitViewLastWidget);
            const bool alwaysResize = (gv && gv->verticalScrollBarPolicy() != Qt::ScrollBarAlwaysOff);

            if (alwaysResize) {
                TUint visibleFlags = event->windowServerEvent()->VisibilityChanged()->iFlags;
                if (visibleFlags & TWsVisibilityChangedEvent::EPartiallyVisible)
                    ensureFocusWidgetVisible(S60->splitViewLastWidget);
                if (visibleFlags & TWsVisibilityChangedEvent::ENotVisible)
                    resetSplitViewWidget(true);
            }
        }
    }

    if (event->type() == QSymbianEvent::CommandEvent)
        // A command basically means the same as a button being pushed. With Qt buttons
        // that would normally result in a reset of the input method due to the focus change.
        // This should also happen for commands.
        reset();


    if (event->type() == QSymbianEvent::ResourceChangeEvent
         && (event->resourceChangeType() == KEikMessageFadeAllWindows
         || event->resourceChangeType() == KEikDynamicLayoutVariantSwitch)) {
        reset();
    }

    return false;
}

void QCoeFepInputContext::timerEvent(QTimerEvent *timerEvent)
{
    if (timerEvent->timerId() == m_tempPreeditStringTimeout.timerId())
        commitTemporaryPreeditString();
}

void QCoeFepInputContext::commitTemporaryPreeditString()
{
    if (m_tempPreeditStringTimeout.isActive())
        m_tempPreeditStringTimeout.stop();

    if (!m_hasTempPreeditString)
        return;

    commitCurrentString(false);
}

void QCoeFepInputContext::mouseHandler(int x, QMouseEvent *event)
{
    Q_ASSERT(focusWidget());

    if (event->type() == QEvent::MouseButtonPress && event->button() == Qt::LeftButton) {
        QWidget *proxy = focusWidget()->focusProxy();
        Qt::InputMethodHints currentHints = proxy ? proxy->inputMethodHints() : focusWidget()->inputMethodHints();

        //If splitview is open and T9 word is tapped, pass the pointer event to pointer handler.
        //This will open the "suggested words" list. Pass pointer position always as zero, to make
        //full word replacement in case user makes a selection.
        if (isPartialKeyboardSupported()
            && S60->partialKeyboardOpen
            && m_pointerHandler
            && !(currentHints & Qt::ImhNoPredictiveText)
            && (x > 0 && x < m_preeditString.length())) {
            m_pointerHandler->HandlePointerEventInInlineTextL(TPointerEvent::EButton1Up, 0, 0);
        } else {
            commitCurrentString(true);
            int pos = focusWidget()->inputMethodQuery(Qt::ImCursorPosition).toInt();

            QList<QInputMethodEvent::Attribute> attributes;
            attributes << QInputMethodEvent::Attribute(QInputMethodEvent::Selection, pos + x, 0, QVariant());
            QInputMethodEvent event(QLatin1String(""), attributes);
            sendEvent(event);
        }
    }
}

TCoeInputCapabilities QCoeFepInputContext::inputCapabilities()
{
    if (m_inDestruction || !focusWidget()) {
        return TCoeInputCapabilities(TCoeInputCapabilities::ENone, 0, 0);
    }

    return TCoeInputCapabilities(m_textCapabilities, this, 0);
}

void QCoeFepInputContext::resetSplitViewWidget(bool keepInputWidget)
{
    QGraphicsView *gv = qobject_cast<QGraphicsView*>(S60->splitViewLastWidget);

    if (!gv)
        return;

    QSymbianControl *symControl = static_cast<QSymbianControl*>(gv->effectiveWinId());
    symControl->CancelLongTapTimer();

    const bool alwaysResize = (gv->verticalScrollBarPolicy() != Qt::ScrollBarAlwaysOff);
    QWidget *windowToMove = gv->window();

    bool userResize = gv->testAttribute(Qt::WA_Resized);

    windowToMove->setUpdatesEnabled(false);

    if (!alwaysResize) {
        if (gv->scene() && S60->partial_keyboardAutoTranslation) {
            if (gv->scene()->focusItem()) {
                QGraphicsItem *focusItem =
                    m_splitViewPreviousFocusItem ? m_splitViewPreviousFocusItem : gv->scene()->focusItem();
                // Check if the widget contains cursorPositionChanged signal and disconnect from it.
                QByteArray signal = QMetaObject::normalizedSignature(SIGNAL(cursorPositionChanged()));
                int index = focusItem->toGraphicsObject()->metaObject()->indexOfSignal(signal.right(signal.length() - 1));
                if (index != -1)
                    disconnect(focusItem->toGraphicsObject(), SIGNAL(cursorPositionChanged()), this, SLOT(translateInputWidget()));
            }

            QGraphicsItem *rootItem = 0;
            foreach (QGraphicsItem *item, gv->scene()->items()) {
                if (!item->parentItem()) {
                    rootItem = item;
                    break;
                }
            }
            if (rootItem)
                rootItem->resetTransform();
        }
    } else {
        if (m_splitViewResizeBy)
            if (m_splitViewPreviousWindowStates & Qt::WindowFullScreen)
                gv->resize(gv->rect().width(), qApp->desktop()->height());
            else
                gv->resize(gv->rect().width(), m_splitViewResizeBy);
    }
    // Resizing might have led to widget losing its original windowstate.
    // Restore previous window state.

    if (m_splitViewPreviousWindowStates != windowToMove->windowState())
        windowToMove->setWindowState(m_splitViewPreviousWindowStates);

    windowToMove->setUpdatesEnabled(true);

    gv->setAttribute(Qt::WA_Resized, userResize); //not a user resize

    m_splitViewResizeBy = 0;
    if (!keepInputWidget) {
        m_splitViewPreviousWindowStates = Qt::WindowNoState;
        S60->splitViewLastWidget = 0;
    }
}

// Checks if a given widget is visible in the splitview rect. The offset
// parameter can be used to validate if moving widget upwards or downwards
// by the offset would make a difference for the visibility.

bool QCoeFepInputContext::isWidgetVisible(QWidget *widget, int offset)
{
    bool visible = false;
    if (widget) {
        QRect splitViewRect = qt_TRect2QRect(static_cast<CEikAppUi*>(S60->appUi())->ClientRect());
        QWidget *window = QApplication::activeWindow();
        QGraphicsView *gv = qobject_cast<QGraphicsView*>(widget);
        if (gv && window) {
            if (QGraphicsScene *scene = gv->scene()) {
                if (QGraphicsItem *focusItem = scene->focusItem()) {
                    QPoint cursorPos = window->mapToGlobal(focusItem->cursor().pos());
                    cursorPos.setY(cursorPos.y() + offset);
                    if (splitViewRect.contains(cursorPos)) {
                        visible = true;
                    }
                }
            }
        }
    }
    return visible;
}

bool QCoeFepInputContext::isPartialKeyboardSupported()
{
    return (S60->partial_keyboard || !QApplication::testAttribute(Qt::AA_S60DisablePartialScreenInputMode));
}

void QCoeFepInputContext::ensureWidgetVisibility()
{
    ensureFocusWidgetVisible(S60->splitViewLastWidget);
}

// Ensure that the input widget is visible in the splitview rect.

void QCoeFepInputContext::ensureFocusWidgetVisible(QWidget *widget)
{
    if (!widget)
        return;

    // Native side opening and closing its virtual keyboard when it changes the keyboard layout,
    // has an adverse impact on long tap timer. Cancel the timer when splitview opens to avoid this.
    QSymbianControl *symControl = static_cast<QSymbianControl*>(widget->effectiveWinId());
    symControl->CancelLongTapTimer();

    // Graphicsviews that have vertical scrollbars should always be resized to the splitview area.
    // Graphicsviews without scrollbars should be translated.

    QGraphicsView *gv = qobject_cast<QGraphicsView*>(widget);
    if (!gv)
        return;

    const bool alwaysResize = (gv && gv->verticalScrollBarPolicy() != Qt::ScrollBarAlwaysOff);
    const bool moveWithinVisibleArea = (S60->splitViewLastWidget != 0);

    QWidget *windowToMove = gv ? gv : symControl->widget();
    if (!windowToMove->isWindow())
        windowToMove = windowToMove->window();
    if (!windowToMove) {
        return;
    }

    // When opening the keyboard (not moving within the splitview area), save the original
    // window state. In some cases, ensuring input widget visibility might lead to window
    // states getting changed.

    if (!moveWithinVisibleArea) {
        S60->splitViewLastWidget = widget;
        m_splitViewPreviousWindowStates = windowToMove->windowState();
    }

    // Check if the widget contains cursorPositionChanged signal and connect to it.
    if (gv->scene() && gv->scene()->focusItem() && S60->partial_keyboardAutoTranslation) {
        QByteArray signal = QMetaObject::normalizedSignature(SIGNAL(cursorPositionChanged()));
        if (m_splitViewPreviousFocusItem && m_splitViewPreviousFocusItem != gv->scene()->focusItem())
            disconnect(m_splitViewPreviousFocusItem->toGraphicsObject(), SIGNAL(cursorPositionChanged()), this, SLOT(translateInputWidget()));
        int index = gv->scene()->focusItem()->toGraphicsObject()->metaObject()->indexOfSignal(signal.right(signal.length() - 1));
        if (index != -1) {
            connect(gv->scene()->focusItem()->toGraphicsObject(), SIGNAL(cursorPositionChanged()), this, SLOT(translateInputWidget()));
            m_splitViewPreviousFocusItem = gv->scene()->focusItem();
        }
    }

    int windowTop = widget->window()->pos().y();

    const bool userResize = widget->testAttribute(Qt::WA_Resized);

    QRect splitViewRect = qt_TRect2QRect(static_cast<CEikAppUi*>(S60->appUi())->ClientRect());


    // When resizing a window widget, it will lose its maximized window state.
    // Native applications hide statuspane in splitview state, so lets move to
    // fullscreen mode. This makes available area slightly bigger, which helps usability
    // and greatly reduces event passing in orientation switch cases,
    // as the statuspane size is not changing.

    if (alwaysResize)
        windowToMove->setUpdatesEnabled(false);

    if (!(windowToMove->windowState() & Qt::WindowFullScreen)) {
        windowToMove->setWindowState(
            (windowToMove->windowState() & ~(Qt::WindowMinimized | Qt::WindowFullScreen)) | Qt::WindowFullScreen);
    }

    if (alwaysResize) {
        if (!moveWithinVisibleArea) {
            m_splitViewResizeBy = widget->height();
            windowTop = widget->geometry().top();
            widget->resize(widget->width(), splitViewRect.height() - windowTop);
        }

        if (gv->scene() && S60->partial_keyboardAutoTranslation) {
            const QRectF microFocusRect = gv->scene()->inputMethodQuery(Qt::ImMicroFocus).toRectF();
            gv->ensureVisible(microFocusRect);
        }
    } else {
        if (S60->partial_keyboardAutoTranslation)
            translateInputWidget();
    }

    if (alwaysResize)
        windowToMove->setUpdatesEnabled(true);

    widget->setAttribute(Qt::WA_Resized, userResize); //not a user resize
}

static QTextCharFormat qt_TCharFormat2QTextCharFormat(const TCharFormat &cFormat, bool validStyleColor)
{
    QTextCharFormat qFormat;

    if (validStyleColor) {
        QBrush foreground(QColor(cFormat.iFontPresentation.iTextColor.Internal()));
        qFormat.setForeground(foreground);
    }

    qFormat.setFontStrikeOut(cFormat.iFontPresentation.iStrikethrough == EStrikethroughOn);
    qFormat.setFontUnderline(cFormat.iFontPresentation.iUnderline == EUnderlineOn);

    return qFormat;
}

void QCoeFepInputContext::updateHints(bool mustUpdateInputCapabilities)
{
    QWidget *w = focusWidget();
    if (w) {
        QWidget *proxy = w->focusProxy();
        Qt::InputMethodHints hints = proxy ? proxy->inputMethodHints() : w->inputMethodHints();

        // Since splitview support works like an input method hint, yet it is private flag,
        // we need to update its state separately.
        if (QSysInfo::s60Version() > QSysInfo::SV_S60_5_0) {
            TInt currentFlags = m_fepState->Flags();
            if (isPartialKeyboardSupported())
                currentFlags |= QT_EAknEditorFlagEnablePartialScreen;
            else
                currentFlags &= ~QT_EAknEditorFlagEnablePartialScreen;
            if (currentFlags != m_fepState->Flags())
                m_fepState->SetFlags(currentFlags);
        }

        if (hints != m_lastImHints) {
            m_lastImHints = hints;
            applyHints(hints);
        } else if (!mustUpdateInputCapabilities) {
            // Optimization. Return immediately if there was no change.
            return;
        }
    }
    queueInputCapabilitiesChanged();
}

void QCoeFepInputContext::applyHints(Qt::InputMethodHints hints)
{
    using namespace Qt;

    reset();
    commitTemporaryPreeditString();

    const bool anynumbermodes = hints & (ImhDigitsOnly | ImhFormattedNumbersOnly | ImhDialableCharactersOnly);
    const bool anytextmodes = hints & (ImhUppercaseOnly | ImhLowercaseOnly | ImhEmailCharactersOnly | ImhUrlCharactersOnly);
    const bool numbersOnly = anynumbermodes && !anytextmodes;
    const bool noOnlys = !(hints & ImhExclusiveInputMask);
    // if alphanumeric input, or if multiple incompatible number modes are selected;
    // then make all symbols available in numeric mode too.
    const bool needsCharMap= !numbersOnly || ((hints & ImhFormattedNumbersOnly) && (hints & ImhDialableCharactersOnly));
    TInt flags;
    Qt::InputMethodHints oldHints = hints;

    // Some sanity checking. Make sure that only one preference is set.
    InputMethodHints prefs = ImhPreferNumbers | ImhPreferUppercase | ImhPreferLowercase;
    prefs &= hints;
    if (prefs != ImhPreferNumbers && prefs != ImhPreferUppercase && prefs != ImhPreferLowercase) {
        hints &= ~prefs;
    }
    if (!noOnlys) {
        // Make sure that the preference is within the permitted set.
        if (hints & ImhPreferNumbers && !anynumbermodes) {
            hints &= ~ImhPreferNumbers;
        } else if (hints & ImhPreferUppercase && !(hints & ImhUppercaseOnly)) {
            hints &= ~ImhPreferUppercase;
        } else if (hints & ImhPreferLowercase && !(hints & ImhLowercaseOnly)) {
            hints &= ~ImhPreferLowercase;
        }
        // If there is no preference, set it to something within the permitted set.
        if (!(hints & ImhPreferNumbers || hints & ImhPreferUppercase || hints & ImhPreferLowercase)) {
            if (hints & ImhLowercaseOnly) {
                hints |= ImhPreferLowercase;
            } else if (hints & ImhUppercaseOnly) {
                hints |= ImhPreferUppercase;
            } else if (numbersOnly) {
                hints |= ImhPreferNumbers;
            }
        }
    }

    if (hints & ImhPreferNumbers) {
        m_fepState->SetDefaultInputMode(EAknEditorNumericInputMode);
        m_fepState->SetCurrentInputMode(EAknEditorNumericInputMode);
    } else {
        m_fepState->SetDefaultInputMode(EAknEditorTextInputMode);
        m_fepState->SetCurrentInputMode(EAknEditorTextInputMode);
    }
    flags = 0;
    if (noOnlys || (anynumbermodes && anytextmodes)) {
        flags = EAknEditorAllInputModes;
    }
    else if (anynumbermodes) {
        flags |= EAknEditorNumericInputMode;
    }
    else if (anytextmodes) {
        flags |= EAknEditorTextInputMode;
    }
    else {
        flags = EAknEditorAllInputModes;
    }
    m_fepState->SetPermittedInputModes(flags);
    ReportAknEdStateEvent(MAknEdStateObserver::EAknEdwinStateInputModeUpdate);

    if (hints & ImhPreferLowercase) {
        m_fepState->SetDefaultCase(EAknEditorLowerCase);
        m_fepState->SetCurrentCase(EAknEditorLowerCase);
    } else if (hints & ImhPreferUppercase) {
        m_fepState->SetDefaultCase(EAknEditorUpperCase);
        m_fepState->SetCurrentCase(EAknEditorUpperCase);
    } else if (hints & ImhNoAutoUppercase) {
        m_fepState->SetDefaultCase(EAknEditorLowerCase);
        m_fepState->SetCurrentCase(EAknEditorLowerCase);
    } else if (hints & ImhHiddenText) {
        m_fepState->SetDefaultCase(EAknEditorLowerCase);
        m_fepState->SetCurrentCase(EAknEditorLowerCase);
    } else {
        m_fepState->SetDefaultCase(EAknEditorTextCase);
        m_fepState->SetCurrentCase(EAknEditorTextCase);
    }
    flags = 0;
    if (hints & ImhUppercaseOnly) {
        flags |= EAknEditorUpperCase;
    }
    if (hints & ImhLowercaseOnly) {
        flags |= EAknEditorLowerCase;
    }
    if (hints & ImhHiddenText) {
        flags = EAknEditorAllCaseModes;
        flags &= ~EAknEditorTextCase;
    }
    if (flags == 0) {
        flags = EAknEditorAllCaseModes;
        if (hints & ImhNoAutoUppercase) {
            flags &= ~EAknEditorTextCase;
        }
    }
    m_fepState->SetPermittedCases(flags);
    ReportAknEdStateEvent(MAknEdStateObserver::EAknEdwinStateCaseModeUpdate);

    flags = 0;
    if (QSysInfo::s60Version() > QSysInfo::SV_S60_5_0) {
        if (isPartialKeyboardSupported())
            flags |= QT_EAknEditorFlagEnablePartialScreen;
        flags |= QT_EAknEditorFlagSelectionVisible;
    }
    if (hints & ImhUppercaseOnly && !(hints & ImhLowercaseOnly)
            || hints & ImhLowercaseOnly && !(hints & ImhUppercaseOnly)) {
        flags |= EAknEditorFlagFixedCase;
    }
    // Using T9 and hidden text together may actually crash the FEP, so check for hidden text too.
    if (hints & ImhNoPredictiveText || hints & ImhHiddenText) {
        flags |= EAknEditorFlagNoT9;
    }
    
    if (S60->editorFlags & EAknEditorFlagLatinInputModesOnly){
        flags |= EAknEditorFlagLatinInputModesOnly;
    }
   
    if (needsCharMap)
        flags |= EAknEditorFlagUseSCTNumericCharmap;
    m_fepState->SetFlags(flags);
    ReportAknEdStateEvent(MAknEdStateObserver::EAknEdwinStateFlagsUpdate);

    if (hints & ImhDialableCharactersOnly) {
        // This is first, because if (ImhDialableCharactersOnly | ImhFormattedNumbersOnly)
        // is specified, this one is more natural (# key enters a #)
        flags = EAknEditorStandardNumberModeKeymap;
    } else if (hints & ImhFormattedNumbersOnly) {
        // # key enters decimal point
        flags = EAknEditorCalculatorNumberModeKeymap;
    } else if (hints & ImhDigitsOnly) {
        // This is last, because it is most restrictive (# key is inactive)
        flags = EAknEditorPlainNumberModeKeymap;
    } else {
        flags = EAknEditorStandardNumberModeKeymap;
    }
    m_fepState->SetNumericKeymap(static_cast<TAknEditorNumericKeymap>(flags));

    if (hints & ImhUrlCharactersOnly) {
        // URL characters is everything except space, so a superset of the other restrictions
        m_fepState->SetSpecialCharacterTableResourceId(R_AVKON_URL_SPECIAL_CHARACTER_TABLE_DIALOG);
    } else if (hints & ImhEmailCharactersOnly) {
        m_fepState->SetSpecialCharacterTableResourceId(R_AVKON_EMAIL_ADDR_SPECIAL_CHARACTER_TABLE_DIALOG);
    } else if (needsCharMap) {
        m_fepState->SetSpecialCharacterTableResourceId(R_AVKON_SPECIAL_CHARACTER_TABLE_DIALOG);
    } else {
        m_fepState->SetSpecialCharacterTableResourceId(0);
    }

    if (hints & ImhHiddenText) {
        m_textCapabilities = TCoeInputCapabilities::EAllText | TCoeInputCapabilities::ESecretText;
    } else {
        m_textCapabilities = TCoeInputCapabilities::EAllText;
    }
}

void QCoeFepInputContext::applyFormat(QList<QInputMethodEvent::Attribute> *attributes)
{
    TCharFormat cFormat;
    QColor styleTextColor;
    if (QWidget *focused = focusWidget()) {
        QGraphicsView *gv = qobject_cast<QGraphicsView*>(focused);
        if (!gv) // could be either the QGV or its viewport that has focus
            gv = qobject_cast<QGraphicsView*>(focused->parentWidget());
        if (gv) {
            if (QGraphicsScene *scene = gv->scene()) {
                if (QGraphicsItem *focusItem = scene->focusItem()) {
                    if (focusItem->isWidget()) {
                        styleTextColor = static_cast<QGraphicsWidget*>(focusItem)->palette().text().color();
                    }
                }
            }
        } else {
            styleTextColor = focused->palette().text().color();
        }
    } else {
        styleTextColor = QApplication::palette("QLineEdit").text().color();
    }

    if (styleTextColor.isValid()) {
        const TLogicalRgb fontColor(TRgb(styleTextColor.red(), styleTextColor.green(), styleTextColor.blue(), styleTextColor.alpha()));
        cFormat.iFontPresentation.iTextColor = fontColor;
    }

    TInt numChars = 0;
    TInt charPos = 0;
    int oldSize = attributes->size();
    while (m_formatRetriever) {
        m_formatRetriever->GetFormatOfFepInlineText(cFormat, numChars, charPos);
        if (numChars <= 0) {
            // This shouldn't happen according to S60 docs, but apparently does sometimes.
            break;
        }
        attributes->append(QInputMethodEvent::Attribute(QInputMethodEvent::TextFormat,
                                                        charPos,
                                                        numChars,
                                                        QVariant(qt_TCharFormat2QTextCharFormat(cFormat, styleTextColor.isValid()))));
        charPos += numChars;
        if (charPos >= m_preeditString.size()) {
            break;
        }
    }

}

void QCoeFepInputContext::queueInputCapabilitiesChanged()
{
    if (m_pendingInputCapabilitiesChanged)
        return;

    // Call ensureInputCapabilitiesChanged asynchronously. This is done to improve performance
    // by not updating input capabilities too often. The reason we don't call the Symbian
    // asynchronous version of InputCapabilitiesChanged is because we need to ensure that it
    // is synchronous in some specific cases. Those will call ensureInputCapabilitesChanged.
    QMetaObject::invokeMethod(this, "ensureInputCapabilitiesChanged", Qt::QueuedConnection);
    m_pendingInputCapabilitiesChanged = true;
}

void QCoeFepInputContext::ensureInputCapabilitiesChanged()
{
    if (!m_pendingInputCapabilitiesChanged)
        return;

    // The call below is essentially equivalent to InputCapabilitiesChanged(),
    // but is synchronous, rather than asynchronous.
    CCoeEnv::Static()->SyncNotifyFocusObserversOfChangeInFocus();
    m_pendingInputCapabilitiesChanged = false;
}

void QCoeFepInputContext::translateInputWidget()
{
    QGraphicsView *gv = qobject_cast<QGraphicsView *>(S60->splitViewLastWidget);
    if (!gv)
        return;
    QRect splitViewRect = qt_TRect2QRect(static_cast<CEikAppUi*>(S60->appUi())->ClientRect());

    QRectF cursor = gv->scene()->inputMethodQuery(Qt::ImMicroFocus).toRectF();
    QPolygon cursorP = gv->mapFromScene(cursor);
    QRectF vkbRect = QRectF(splitViewRect.bottomLeft(), qApp->desktop()->rect().bottomRight());
    if (cursor.isEmpty() || vkbRect.isEmpty())
        return;

    // Fetch root item (i.e. graphicsitem with no parent)
    QGraphicsItem *rootItem = 0;
    foreach (QGraphicsItem *item, gv->scene()->items()) {
        if (!item->parentItem()) {
            rootItem = item;
            break;
        }
    }
    if (!rootItem)
        return;

    m_transformation = (rootItem->transform().isTranslating()) ? QRectF(0,0, gv->width(), rootItem->transform().dy()) : QRectF();

    // Adjust cursor bounding rect towards navigation direction,
    // so that view translates if the cursor gets near the splitview border.
    QRect cursorRect = (cursorP.boundingRect().top() < 0) ?
        cursorP.boundingRect().adjusted(0, -cursor.height(), 0, -cursor.height()) :
        cursorP.boundingRect().adjusted(0, cursor.height(), 0, cursor.height());

    // If the current cursor position and upcoming cursor positions are visible in the splitview
    // area, do not move the view.
    if (splitViewRect.contains(cursorRect) && splitViewRect.contains(cursorP.boundingRect()))
        return;

    // New Y position should be ideally just above the keyboard.
    // If that would expose unpainted canvas, limit the tranformation to the visible scene rect or
    // to the focus item's shape/clip path.

    const QPainterPath path = gv->scene()->focusItem()->isClipped() ?
        gv->scene()->focusItem()->clipPath() : gv->scene()->focusItem()->shape();
    const qreal itemHeight = path.boundingRect().height();

    // Limit the maximum translation so that underlaying window content is not exposed.
    qreal availableSpace = gv->sceneRect().bottom() - splitViewRect.bottom();
    availableSpace = m_transformation.height() ?
        (qMin(itemHeight, availableSpace) + m_transformation.height()) :
        availableSpace;

    // Translation should happen row-by-row, but initially it needs to ensure that cursor is visible.
    const qreal translation = m_transformation.height() ?
        cursor.height() : (cursorRect.bottom() - vkbRect.top());
    qreal dy = 0.0;
    if (availableSpace > 0)
        dy = -(qMin(availableSpace, translation));
    else
        dy = -(translation);

    // Correct the translation direction, if the cursor rect would be moved above application area.
    if ((cursorP.boundingRect().bottom() + dy) < 0)
        dy *= -1;

    // Do not allow transform above screen top, nor beyond scenerect. Also, if there is no available
    // space anymore, skip translation.
    if ((m_transformation.height() + dy) > 0
        || (gv->sceneRect().bottom() + m_transformation.height()) < 0
        || !availableSpace) {
        // If we already have some transformation, remove it.
        if (m_transformation.height() < 0 || gv->sceneRect().bottom() + m_transformation.height() < 0) {
            rootItem->resetTransform();
            translateInputWidget();
        }
        return;
    }

    rootItem->setTransform(QTransform::fromTranslate(0, dy), true);
}

void QCoeFepInputContext::StartFepInlineEditL(const TDesC& aInitialInlineText,
        TInt aPositionOfInsertionPointInInlineText, TBool aCursorVisibility, const MFormCustomDraw* /*aCustomDraw*/,
        MFepInlineTextFormatRetriever& aInlineTextFormatRetriever,
        MFepPointerEventHandlerDuringInlineEdit& aPointerEventHandlerDuringInlineEdit)
{
    QWidget *w = focusWidget();
    if (!w)
        return;

    m_cachedPreeditString.clear();
    m_cachedCursorAndAnchorPosition = -1;

    commitTemporaryPreeditString();

    QList<QInputMethodEvent::Attribute> attributes;

    m_cursorVisibility = aCursorVisibility ? 1 : 0;
    m_inlinePosition = aPositionOfInsertionPointInInlineText;
    m_preeditString = qt_TDesC2QString(aInitialInlineText);

    m_formatRetriever = &aInlineTextFormatRetriever;
    m_pointerHandler = &aPointerEventHandlerDuringInlineEdit;

    // With T9 aInitialInlineText is typically empty when StartFepInlineEditL is called,
    // but FEP requires that selected text is always removed at StartFepInlineEditL.
    // Let's remove the selected text if aInitialInlineText is empty and there is selected text
    if (m_preeditString.isEmpty()) {
        QString currentSelection = w->inputMethodQuery(Qt::ImCurrentSelection).toString();
        if (!currentSelection.isEmpty()) {
            // To correctly remove selection in cases where we have multiple lines selected,
            // we must rely on the control's own selection removal mechanism, as surrounding
            // text contains only one line. It's also impossible to accurately detect
            // these overselection cases as the anchor and cursor positions are limited to the
            // surrounding text.
            // Solution is to clear the selection by faking a preedit. Use a dummy character
            // from the current selection just to be safe.
            QString dummyText = currentSelection.left(1);
            QList<QInputMethodEvent::Attribute> attributes;
            QInputMethodEvent clearSelectionEvent(dummyText, attributes);
            clearSelectionEvent.setCommitString(QLatin1String(""), 0, 0);
            sendEvent(clearSelectionEvent);

            // Now that selection is taken care of, clear the fake preedit.
            QInputMethodEvent clearPreeditEvent(QLatin1String(""), attributes);
            clearPreeditEvent.setCommitString(QLatin1String(""), 0, 0);
            sendEvent(clearPreeditEvent);
        }
    }

    applyFormat(&attributes);

    attributes.append(QInputMethodEvent::Attribute(QInputMethodEvent::Cursor,
                                                   m_inlinePosition,
                                                   m_cursorVisibility,
                                                   QVariant()));
    QInputMethodEvent event(m_preeditString, attributes);
    sendEvent(event);
}

void QCoeFepInputContext::UpdateFepInlineTextL(const TDesC& aNewInlineText,
        TInt aPositionOfInsertionPointInInlineText)
{
    QWidget *w = focusWidget();
    if (!w)
        return;

    commitTemporaryPreeditString();

    m_inlinePosition = aPositionOfInsertionPointInInlineText;

    QList<QInputMethodEvent::Attribute> attributes;
    applyFormat(&attributes);
    attributes.append(QInputMethodEvent::Attribute(QInputMethodEvent::Cursor,
                                                   m_inlinePosition,
                                                   m_cursorVisibility,
                                                   QVariant()));
    QString newPreeditString = qt_TDesC2QString(aNewInlineText);
    QInputMethodEvent event(newPreeditString, attributes);
    if (!m_cachedPreeditString.isEmpty()) {
        int cursorPos = w->inputMethodQuery(Qt::ImCursorPosition).toInt();
        // Predicted word is either replaced from the end of the word (normal case),
        // or from stored location, if the predicted word is either in the beginning of,
        // or in the middle of already committed word.
        int diff = cursorPos - m_cachedCursorAndAnchorPosition;
        int replaceLocation = (diff != m_cachedPreeditString.length()) ? diff : m_cachedPreeditString.length();

        event.setCommitString(QLatin1String(""), -replaceLocation, m_cachedPreeditString.length());
        m_cachedPreeditString.clear();
        m_cachedCursorAndAnchorPosition = -1;
    } else if (newPreeditString.isEmpty() && m_preeditString.isEmpty()) {
        // In Symbian world this means "erase last character".
        event.setCommitString(QLatin1String(""), -1, 1);
    }
    m_preeditString = newPreeditString;
    sendEvent(event);
}

void QCoeFepInputContext::SetInlineEditingCursorVisibilityL(TBool aCursorVisibility)
{
    QWidget *w = focusWidget();
    if (!w)
        return;

    m_cursorVisibility = aCursorVisibility ? 1 : 0;

    QList<QInputMethodEvent::Attribute> attributes;
    attributes.append(QInputMethodEvent::Attribute(QInputMethodEvent::Cursor,
                                                   m_inlinePosition,
                                                   m_cursorVisibility,
                                                   QVariant()));
    QInputMethodEvent event(m_preeditString, attributes);
    sendEvent(event);
}

void QCoeFepInputContext::CancelFepInlineEdit()
{
    // We are not supposed to ever have a tempPreeditString and a real preedit string
    // from S60 at the same time, so it should be safe to rely on this test to determine
    // whether we should honor S60's request to clear the text or not.
    if (m_hasTempPreeditString || m_pendingTransactionCancel)
        return;

    m_pendingTransactionCancel = true;

    QT_TRY {
        QList<QInputMethodEvent::Attribute> attributes;
        QInputMethodEvent event(QLatin1String(""), attributes);
        event.setCommitString(QLatin1String(""), 0, 0);
        m_preeditString.clear();
        m_inlinePosition = 0;
        sendEvent(event);

        // Sync with native side editor state. Native side can then do various operations
        // based on editor state, such as removing 'exact word bubble'.
        if (!m_pendingInputCapabilitiesChanged)
            ReportAknEdStateEvent(MAknEdStateObserver::EAknSyncEdwinState);
    } QT_CATCH(const std::exception&) {
        m_preeditString.clear();
        m_inlinePosition = 0;
    }

    m_pendingTransactionCancel = false;
}

TInt QCoeFepInputContext::DocumentLengthForFep() const
{
    QT_TRY {
        QWidget *w = focusWidget();
        QObject *focusObject = 0;
        if (!w) {
            //when Menu is opened editor lost the focus, but fep manager wants focused editor
            w = m_lastFocusedEditor;
            focusObject = m_lastFocusedObject;
        } else {
            w = getQWidgetFromQGraphicsView(w, &focusObject);
        }
        if (!w)
            return 0;

        QVariant variant = w->inputMethodQuery(Qt::ImSurroundingText);
        int size = variant.value<QString>().size() + m_preeditString.size();

        // To fix an issue with backspaces not being generated if document size is zero,
        // fake document length to be at least one always, except when dealing with
        // hidden text widgets, all singleline text widgets and
        // also multiline text widget with single line.
        if (size == 0 && !(m_textCapabilities & TCoeInputCapabilities::ESecretText)
            && !(qobject_cast< QLineEdit *> (w))) {
            int lineCount = 0;
            if (QTextEdit* tedit = qobject_cast<QTextEdit *>(w)) {
                lineCount = tedit->document()->lineCount();
            } else if (QPlainTextEdit* ptedit = qobject_cast<QPlainTextEdit *>(w)) {
                lineCount = ptedit->document()->lineCount();
            } else {
                // Unknown editor (probably a QML one); Request the "lineCount" property.
                QObject *invokeTarget = w;
                if (focusObject)
                    invokeTarget = focusObject;
                QVariant lineVariant = invokeTarget->property("lineCount");
                if (lineVariant.isValid()) {
                    lineCount = lineVariant.toInt();
                } else {
                    // If we can't get linecount from a custom QML editor, assume that it
                    // has multiple lines, so that it can receive backspaces also when
                    // the current line is empty.
                    lineCount = 2;
                }
            }
            // To fix an issue with backspaces not being generated if document size is zero,
            // return size to 1 only for multiline editors with
            // no text and multiple lines presented.
            if (lineCount > 1)
                size = 1;
        }
        return size;
    } QT_CATCH(const std::exception&) {
        return 0;
    }
}

TInt QCoeFepInputContext::DocumentMaximumLengthForFep() const
{
    QWidget *w = focusWidget();
    if (!w)
        return 0;

    QVariant variant = w->inputMethodQuery(Qt::ImMaximumTextLength);
    int size;
    if (variant.isValid()) {
        size = variant.toInt();
    } else {
        size = INT_MAX; // Sensible default for S60.
    }
    return size;
}

void QCoeFepInputContext::SetCursorSelectionForFepL(const TCursorSelection& aCursorSelection)
{
    QWidget *w = focusWidget();
    if (!w)
        return;

    commitTemporaryPreeditString();

    int pos = aCursorSelection.iAnchorPos;
    int length = aCursorSelection.iCursorPos - pos;
    if (m_cachedCursorAndAnchorPosition != -1) {
        pos = m_cachedCursorAndAnchorPosition;
        length = 0;
    }

    QList<QInputMethodEvent::Attribute> attributes;
    attributes << QInputMethodEvent::Attribute(QInputMethodEvent::Selection, pos, length, QVariant());
    QInputMethodEvent event(m_preeditString, attributes);
    sendEvent(event);
}

void QCoeFepInputContext::GetCursorSelectionForFep(TCursorSelection& aCursorSelection) const
{
    QT_TRY {
        QWidget *w = focusWidget();
        if (!w) {
            aCursorSelection.SetSelection(0,0);
            return;
        }

        int cursor = w->inputMethodQuery(Qt::ImCursorPosition).toInt() + m_preeditString.size();
        int anchor = w->inputMethodQuery(Qt::ImAnchorPosition).toInt() + m_preeditString.size();

        // If the position is stored, use that value, so that word replacement from proposed word
        // lists are added to the correct position.
        if (m_cachedCursorAndAnchorPosition != -1) {
            cursor = m_cachedCursorAndAnchorPosition;
            anchor = m_cachedCursorAndAnchorPosition;
        }
        QString text = w->inputMethodQuery(Qt::ImSurroundingText).value<QString>();
        int combinedSize = text.size() + m_preeditString.size();
        if (combinedSize < anchor || combinedSize < cursor) {
            // ### TODO! FIXME! QTBUG-5050
            // This is a hack to prevent crashing in 4.6 with QLineEdits that use input masks.
            // The root problem is that cursor position is relative to displayed text instead of the
            // actual text we get.
            //
            // To properly fix this we would need to know the displayText of QLineEdits instead
            // of just the text, which on itself should be a trivial change. The difficulties start
            // when we need to commit the changes back to the QLineEdit, which would have to be somehow
            // able to handle displayText, too.
            //
            // Until properly fixed, the cursor and anchor positions will not reflect correct positions
            // for masked QLineEdits, unless all the masked positions are filled in order so that
            // cursor position relative to the displayed text matches position relative to actual text.
            aCursorSelection.iAnchorPos = combinedSize;
            aCursorSelection.iCursorPos = combinedSize;
        } else {
            aCursorSelection.iAnchorPos = anchor;
            aCursorSelection.iCursorPos = cursor;
        }
    } QT_CATCH(const std::exception&) {
        aCursorSelection.SetSelection(0,0);
    }
}

void QCoeFepInputContext::GetEditorContentForFep(TDes& aEditorContent, TInt aDocumentPosition,
        TInt aLengthToRetrieve) const
{
    QWidget *w = focusWidget();
    if (!w) {
        aEditorContent.FillZ(aLengthToRetrieve);
        return;
    }

    QString text = w->inputMethodQuery(Qt::ImSurroundingText).value<QString>();
    // FEP expects the preedit string to be part of the editor content, so let's mix it in.
    int cursor = w->inputMethodQuery(Qt::ImCursorPosition).toInt();
    text.insert(cursor, m_preeditString);

    // Add additional space to empty non-password text to compensate
    // for the fake length we specified in DocumentLengthForFep().
    if (text.size() == 0 && !(m_textCapabilities & TCoeInputCapabilities::ESecretText))
        text += QChar(0x20);

    aEditorContent.Copy(qt_QString2TPtrC(text.mid(aDocumentPosition, aLengthToRetrieve)));
}

void QCoeFepInputContext::GetFormatForFep(TCharFormat& aFormat, TInt /* aDocumentPosition */) const
{
    QWidget *w = focusWidget();
    if (!w) {
        aFormat = TCharFormat();
        return;
    }

    QFont font = w->inputMethodQuery(Qt::ImFont).value<QFont>();
    QFontMetrics metrics(font);
    //QString name = font.rawName();
    QString name = font.defaultFamily(); // TODO! FIXME! Should be the above.
    QHBufC hBufC(name);
    aFormat = TCharFormat(hBufC->Des(), metrics.height());
}

void QCoeFepInputContext::GetScreenCoordinatesForFepL(TPoint& aLeftSideOfBaseLine, TInt& aHeight,
        TInt& aAscent, TInt aDocumentPosition) const
{
    QT_TRYCATCH_LEAVING(getScreenCoordinatesForFepX(aLeftSideOfBaseLine, aHeight, aAscent, aDocumentPosition));
}

void QCoeFepInputContext::getScreenCoordinatesForFepX(TPoint& aLeftSideOfBaseLine, TInt& aHeight,
        TInt& aAscent, TInt /* aDocumentPosition */) const
{
    QWidget *w = focusWidget();
    if (!w) {
        aLeftSideOfBaseLine = TPoint(0,0);
        aHeight = 0;
        aAscent = 0;
        return;
    }

    QRect rect = w->inputMethodQuery(Qt::ImMicroFocus).value<QRect>();
    aLeftSideOfBaseLine.iX = rect.left();
    aLeftSideOfBaseLine.iY = rect.bottom();

    QFont font = w->inputMethodQuery(Qt::ImFont).value<QFont>();
    QFontMetrics metrics(font);
    aHeight = metrics.height();
    aAscent = metrics.ascent();
}

void QCoeFepInputContext::enableSymbianCcpuSupport()
{
    if (!m_ccpu) {
        QT_TRAP_THROWING(
            m_ccpu = new (ELeave) CAknCcpuSupport(this);
            m_ccpu->SetMopParent(this);
            CleanupStack::PushL(m_ccpu);
            m_ccpu->ConstructL();
            CleanupStack::Pop(m_ccpu);
        );
        Q_ASSERT(m_fepState);
        if (m_fepState)
            m_fepState->SetCcpuState(this);
    }
}

void QCoeFepInputContext::changeCBA(bool showCopyAndOrPaste)
{
    QWidget *w = focusWidget();
    if (!w)
        w = m_lastFocusedEditor;

    if (w) {
        if (showCopyAndOrPaste) {
            if (CcpuCanCopy())
                w->addAction(m_copyAction);
            if (CcpuCanPaste())
                w->addAction(m_pasteAction);
        } else {
            w->removeAction(m_copyAction);
            w->removeAction(m_pasteAction);
        }
    }
}

void QCoeFepInputContext::copyOrCutTextToClipboard(const char *operation)
{
    QWidget *w = focusWidget();
    QObject *focusObject = 0;
    if (!w) {
        w = m_lastFocusedEditor;
        focusObject = m_lastFocusedObject;
    } else {
        w = getQWidgetFromQGraphicsView(w, &focusObject);
    }

    if (w) {
        int cursor = w->inputMethodQuery(Qt::ImCursorPosition).toInt();
        int anchor = w->inputMethodQuery(Qt::ImAnchorPosition).toInt();

        if (cursor != anchor) {
            if (ccpuInvokeSlot(w, focusObject, operation)) {
                if (QSysInfo::symbianVersion() > QSysInfo::SV_SF_3) {
                    TRAP_IGNORE(
                        CAknDiscreetPopup::ShowGlobalPopupL(
                            R_AVKON_DISCREET_POPUP_TEXT_COPIED,
                            KAvkonResourceFile);
                    )
                }
            }
        }
    }
}


void QCoeFepInputContext::DoCommitFepInlineEditL()
{
    commitCurrentString(false);
    if (QSysInfo::s60Version() > QSysInfo::SV_S60_5_0)
        ReportAknEdStateEvent(QT_EAknCursorPositionChanged);

}

void QCoeFepInputContext::commitCurrentString(bool cancelFepTransaction)
{
    QList<QInputMethodEvent::Attribute> attributes;
    QInputMethodEvent event(QLatin1String(""), attributes);
    event.setCommitString(m_preeditString, 0, 0);
    m_preeditString.clear();
    m_inlinePosition = 0;
    sendEvent(event);

    m_hasTempPreeditString = false;

    //Only cancel FEP transactions with prediction, when there is still active window.
    Qt::InputMethodHints currentHints = Qt::ImhNone;
    if (focusWidget()) {
        if (focusWidget()->focusProxy())
            currentHints = focusWidget()->focusProxy()->inputMethodHints();
        else
            currentHints = focusWidget()->inputMethodHints();
    }
    bool predictive = !(currentHints & Qt::ImhNoPredictiveText);
    bool widgetAndWindowAvailable = QApplication::activeWindow() && focusWidget();

    if (cancelFepTransaction && ((predictive && widgetAndWindowAvailable) || !predictive)) {
        CCoeFep* fep = CCoeEnv::Static()->Fep();
        if (fep)
            fep->CancelTransaction();
    }
}

MCoeFepAwareTextEditor_Extension1* QCoeFepInputContext::Extension1(TBool& aSetToTrue)
{
    aSetToTrue = ETrue;
    return this;
}

void QCoeFepInputContext::SetStateTransferingOwnershipL(MCoeFepAwareTextEditor_Extension1::CState* aState,
        TUid /*aTypeSafetyUid*/)
{
    // Note: The S60 docs are wrong! See the State() function.
    if (m_fepState)
        delete m_fepState;
    m_fepState = static_cast<CAknEdwinState *>(aState);
}

MCoeFepAwareTextEditor_Extension1::CState* QCoeFepInputContext::State(TUid /*aTypeSafetyUid*/)
{
    // Note: The S60 docs are horribly wrong when describing the
    // SetStateTransferingOwnershipL function and this function. They say that the former
    // sets a CState object identified by the TUid, and the latter retrieves it.
    // In reality, the CState is expected to always be a CAknEdwinState (even if it was not
    // previously set), and the TUid is ignored. All in all, there is a single CAknEdwinState
    // per QCoeFepInputContext, which should be deleted if the SetStateTransferingOwnershipL
    // function is used to set a new one.
    return m_fepState;
}

TBool QCoeFepInputContext::CcpuIsFocused() const
{
    return focusWidget() != 0;
}

TBool QCoeFepInputContext::CcpuCanCut() const
{
    QT_TRY {
        bool retval = false;
        if (m_inDestruction)
            return retval;
        QWidget *w = focusWidget();
        QObject *focusObject = 0;
        if (!w) {
            w = m_lastFocusedEditor;
            focusObject = m_lastFocusedObject;
        } else {
            w = getQWidgetFromQGraphicsView(w, &focusObject);
        }
        if (w) {
            QRect microFocus = w->inputMethodQuery(Qt::ImMicroFocus).toRect();
            if (microFocus.isNull()) {
                // For some reason, the editor does not have microfocus. Most probably,
                // it is due to using native fullscreen editing mode with QML apps.
                // Try accessing "selectedText" directly.
                QObject *invokeTarget = w;
                if (focusObject)
                    invokeTarget = focusObject;

                QString selectedText = invokeTarget->property("selectedText").toString();
                retval = !selectedText.isNull();
            } else {
                int cursor = w->inputMethodQuery(Qt::ImCursorPosition).toInt();
                int anchor = w->inputMethodQuery(Qt::ImAnchorPosition).toInt();
                retval = cursor != anchor;
            }
        }
        return retval;
    } QT_CATCH(const std::exception&) {
        return EFalse;
    }
}

void QCoeFepInputContext::CcpuCutL()
{
    copyOrCutTextToClipboard("cut");
}

TBool QCoeFepInputContext::CcpuCanCopy() const
{
    return CcpuCanCut();
}

void QCoeFepInputContext::CcpuCopyL()
{
    copyOrCutTextToClipboard("copy");
}

TBool QCoeFepInputContext::CcpuCanPaste() const
{
    bool canPaste = false;
    if (m_inDestruction)
        return canPaste;

    QString textToPaste = QApplication::clipboard()->text();
    if (!textToPaste.isEmpty()) {
        QWidget *w = focusWidget();
        QObject *focusObject = 0;
        if (!w) {
            w = m_lastFocusedEditor;
            focusObject = m_lastFocusedObject;
        } else {
            w = getQWidgetFromQGraphicsView(w, &focusObject);
        }
        if (w) {
            // First, check if we are dealing with standard Qt editors (QLineEdit, QTextEdit, or QPlainTextEdit),
            // as they do not have queryable property.
            if (QTextEdit* tedit = qobject_cast<QTextEdit *>(w)) {
                canPaste = tedit->canPaste();
            } else if (QPlainTextEdit* ptedit = qobject_cast<QPlainTextEdit *>(w)) {
                canPaste = ptedit->canPaste();
            } else if (QLineEdit* ledit = qobject_cast<QLineEdit *>(w)) {
                QString fullText = ledit->text();
                if (ledit->hasSelectedText()) {
                    fullText.remove(ledit->selectionStart(), ledit->selectedText().length());
                    fullText.insert(ledit->selectionStart(), textToPaste);
                } else {
                    fullText.insert(ledit->cursorPosition(), textToPaste);
                }

                if (fullText.length() > ledit->maxLength()) {
                    canPaste = false;
                } else {
                    const QValidator* validator = ledit->validator();
                    if (validator) {
                        int pos = 0;
                        if (validator->validate(fullText, pos) == QValidator::Invalid)
                            canPaste = false;
                        else
                            canPaste = true;
                    } else {
                        QString mask(ledit->inputMask());
                        if (!mask.isEmpty()) {
                            QCoeFepInputMaskHandler maskhandler(mask);
                            if (maskhandler.canPasteClipboard(fullText))
                                canPaste = true;
                            else
                                canPaste = false;
                        } else {
                            canPaste = true;
                        }
                    }
                }
            } else {
                // Unknown editor (probably a QML one); Request the "canPaste" property.
                QObject *invokeTarget = w;
                if (focusObject)
                    invokeTarget = focusObject;

                canPaste = invokeTarget->property("canPaste").toBool();
            }
        }
    }
    return canPaste;
}

void QCoeFepInputContext::CcpuPasteL()
{
    QWidget *w = focusWidget();
    QObject *focusObject = 0;
    if (!w) {
        w = m_lastFocusedEditor;
        focusObject = m_lastFocusedObject;
    } else {
        w = getQWidgetFromQGraphicsView(w, &focusObject);
    }
    if (w)
        ccpuInvokeSlot(w, focusObject, "paste");
}

TBool QCoeFepInputContext::CcpuCanUndo() const
{
    //not supported
    return EFalse;
}

void QCoeFepInputContext::CcpuUndoL()
{
    //not supported
}

void QCoeFepInputContext::copy()
{
    QT_TRAP_THROWING(CcpuCopyL());
}

void QCoeFepInputContext::paste()
{
    QT_TRAP_THROWING(CcpuPasteL());
}

TTypeUid::Ptr QCoeFepInputContext::MopSupplyObject(TTypeUid /*id*/)
{
    return TTypeUid::Null();
}

MObjectProvider *QCoeFepInputContext::MopNext()
{
    QWidget *w = focusWidget();
    if (w)
        return w->effectiveWinId();
    return 0;
}

QT_END_NAMESPACE

#endif // QT_NO_IM
